Home / 1,048,379.19-1,570,263.73-866,402.19

Finding the Fourth Proportional to 1,048,379.19, 1,570,263.73 and 866,402.19

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Solution

The fourth proportional to 1,048,379.19, 1,570,263.73 and 866,402.19 is: 1,297,698.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,379.19 : 1,570,263.73 = 866,402.19 : x
  2. Step 2: Convert to fraction form
    1,048,379.19/1,570,263.73 = 866,402.19/x
  3. Step 3: Cross multiply
    1,048,379.19x = 1,570,263.73 × 866,402.19
  4. Step 4: Simplify right side
    1,048,379.19x = 1,360,479,934,549.57
  5. Step 5: Solve for x
    x = 1,360,479,934,549.57/1,048,379.19
  6. Step 6: Final answer
    x = 1,297,698.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.